共 13 条
[1]
ASEN S, 1954, P AM SOC HORT SCI, V64, P471
[2]
BUKOVAC MJ, 1961, ADV CHEM SER, P80
[3]
CONRAD HM, 1962, PLANT PHYSIOL, V36, P685
[4]
HOAGLAND DR, 1950, 347 CAL AGR EXPT STA
[5]
LAIBACH F., 1950, BER DEUT BOT GES, V62, P53
[6]
MITCHELL WD, 1961, THESIS MICHIGAN STAT
[8]
PETERSON C. E., 1960, Quarterly Bulletin. Michigan State University Agricultural Experiment Station, V43, P40
[10]
PETERSON CE, MSU7135